The idea is to send data from pc to fpga and then from fpga to spi flash. Pc to fpga communication can be done with uart. Fpga then implements an spi master module which converts uart data to spi data sent to flash from spi master module.
TMR (Triple Modular Redundancy) is widely used in #space electronics design. Xilinx provides TMRtool to auto generate TMR-ed design so you don’t have to manually implement it by tripling comb logics and putting in a voter.
Looks Actel provides another solution that its…[Read more]